Question

the area of a rectangle is (x^2+12x+35) find its dimensions

Answer 1

hi..


${x}^{2} + 12x + 35$

${x}^{2} + 7x + 5x + 35$
$x(x + 7) + 5( x+ 7)$

$(x + 7)(x + 5)$

so, we can take length as

7cm or 5cm